#include "stdio.h"

int twoDigitAdd(int a, int b) {
       if(a>=100)
		a = a % 100;
	else
	    a = a;
	if(b>=100)
		b= b % 100;
	else
		b = b;
	if(a+b>=100)
		return (a+b)%100;
	else
		return a+b;
}
}

int main(void)
{
    int a = 45;
    int b = 56;
    printf("%d add %d is %d", a, b, twoDigitAdd(a, b));
    return 0;
}

